Positioning robot base



FIG. 1 is a front perspective view of a positioning robot base;

FIG. 2 is a left-side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right-side elevation view thereof;

FIG. 5 is a rear-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a rear perspective view thereof.

The broken lines in the drawings depict unclaimed environmental subjectmatter.

CLAIM We claim the ornamental design for a positioning robot base, asshown and described.